Rocamadour, France is built on a rock in the middle of the Causse de Gramat. This is a vast slate plateau and part of the Causse du Quercy. The city is the most visited pilgrimage site after Lourdes in France.
How about this for an amazing road trip? The Atlantic Road in Norway is km miles) long and has been built on many small islands and skerries. Many bridges of different sizes connect this road which opened in Some of the bridges jut out over the sea!
Kjeragbolten is a boulder wedged in a mountain crevice in the Kjerag mountains in Norway. Below the boulder is a sheer drop of about 3200 feet meters) to Lysefjorden. I will go to Norway and I will get a picture of me standing on this rock.